'''Murray Ralph Spiegel''' was an author of technical books on applied mathematics
, including a popular collection of Schaum's Outlines
[[http://id.loc.gov/authorities/names/n79118104.html Library of Congress name authority file]]
Spiegel was a native of Brooklyn and a graduate of New Utrecht High School. He received his bachelor's degree in mathematics and physics from Brooklyn College in 1943. He earned a master's degree in 1947 and doctorate in 1949, both in mathematics and both at Cornell University.
He was a teaching fellow at Harvard University in 1943-1945, a consultant with Monsanto Chemical Company in the summer of 1946, and a teaching fellow at Cornell from 1946 to 1949. He was a consultant in geophysics for Beers & Heroy in 1950, and a consultant in aerodynamics for Wright Air Development Center from 1950 to 1954.
Spiegel joined the faculty of Rensselaer Polytechnic Institute in 1949 as an assistant professor. He became an associate professor in...